Sean Travis was a former sonar operation in the United States Navy.
Biography[]
Pre-Series[]
NCIS Season 1[]
Personality[]
Physical Appearance[]
Victims[]
- Drew (Sub Rosa)- (killed him by fracturing his skull with a metal object before dumping the body in a barrel of acid, stole his identity and impersonated him to gain access to the submarine).
- The crew of the U.S.S. Philadelphia- (attempted to kill, ultimately failed).
- Leroy Jethro Gibbs- (attempted to kill, ultimately failed).
- Caitlin Todd- (attempted to kill, ultimately failed).